Engine block numbers

[T-dog]

What do these numbers mean stamp on the bottom of the block , 22222 . Thanks Toby

[lukEp]

Mains bearing size. Big end size are on the rods( can just see a 2 on your photo) and piston number stamped on the crown is bore size. 

Edited September 16, 2018 by lukEp

[T-dog]

Ok mate spot on cheers 

[gorganl2000]

PS...the manual says to add the block number and the crankshaft number to determine the correct main bearing size for each journal

 

there are 5 numbers stamped on the crankshaft as well

Edited September 20, 2018 by gorganl2000